Leg cramps can be excruciatingly painful. They're one of the most common side effects of pregnancy. Here are 10 ways to prevent pregnancy leg cramps. Plus, 5 ways to get leg cramp relief quickly once the cramping starts. Try these easy home remedies, pregnancy stretches, and simple diet changes.Leg cramps can be excruciatingly painful. They're one of the most common side effects of pregnancy. Here are 10 ways to prevent pregnancy leg cramps. Plus, 5 ways to get leg cramp relief quickly once the cramping starts. Try these easy home remedies, pregnancy stretches, and simple diet changes.